Handheld stun gun



FIG. 1 is a front perspective view showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a top elevational view thereof;

FIG. 4 is a bottom elevational view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a right-side view thereof;

FIG. 7 is a rear view thereof; and,

FIG. 8 is a front view thereof.

The broken lines in the figures illustrate portions of the handheld stun gun that form no part of the claimed design. 

CLAIM The ornamental design for a handheld stun gun, as shown and described. 